Outbreaks | Equine Disease Communication Center

Updates on current disease outbreaks are listed here as they occur and will include the date listed, disease name, location and current status. Specific premises will not be named but the general location by town, county and state will be listed. When locations, events or horses are at risk they will be listed. Updates will be posted as they are received.

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Eastern Equine Encephalitis

United Counties of Leeds and Grenville, ON

Outbreak Identifier: 6008

Alert ID: 3451

October 26, 2023

Confirmed Case(s) - No Quarantine

Source: OMAFRA

Number Confirmed: 1;
Number Exposed: Unknown;
Facility Type: Farm;

Horse 1:
Gender: Gelding; Breed: Belgian; Onset of Clinical Signs: 10/2/2023; Clinical Signs: This gelding was found to be inappetent, dull, ataxic and staggering on October 2.; Confirmation Date: 10/16/2023; Horse Status: Deceased; Vaccination Status: Unvaccinated;

Comments: This is the 17th confirmed equine case of eastern equine encephalitis in Ontario this year.;

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